/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/HierarchyEditor/NiagaraSummaryViewViewModel.h
struct FNiagaraHierarchySummaryCategoryViewModel : public [FNiagaraHierarchyCategoryViewModel](API\Plugins\NiagaraEditor\ViewModels\HierarchyEditor\FNiagaraHierarch-)
TOptional< bool...
IsFromBaseEmitterCache